Wound drainage flow control device



FIG. 1 is a top plan view of the wound drainage flow control device showing my design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof; and,

FIG. 5 is a perspective view thereof.

The phantom lines shown in the FIGS. 1 and 5 are illustrative of environmental structure only and form no part of the claimed design. 

The ornamental design for a wound drainage flow control device, as shown and described. 